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C3H4N2O2

資料來源 : Webster's Revised Unabridged Dictionary (1913)

Hydantoin \Hy*dan"to*in\, n. [Hydrogen + allantion.] (Chem.)
   A derivative of urea, {C3H4N2O2}, obtained from allantion, as
   a white, crystalline substance, with a sweetish taste; --
   called also {glycolyl urea}.
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